Patent US3473859A successfully refreshed from Google Patents.
US3473859A
Expired / Lapsed
US
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Support structure for domestic appliance
Assignee: Westinghouse Electric Corp
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Filing: 1968-04-11
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Granted: 1969-10-21
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Expires: 1988-04-11
Abstract
No abstract record available.
Inventors
- 👤 Paul J Kircher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:54
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A47; A47B; A47B81/00; A47B81/02; A47J; A47J45/00; A47J45/02; A47K; A47K1/00; A47K1/08; A47K1/09; A61C17/224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |